package com.powernode.junit.service;

/**
 * author 金宇廷的星空
 * version 1.0
 * date  2023/4/9 14:06
 * poject Mybatis
 */

/*
* 数学业务类
* */
public class MathService {
    public static void main(String[] args) {

    }


    //相加
    public int sum(int a, int b) {
        return a + b;
    }


    //相减
    public int sub(int a,int b) {
        return a - b +30;
    }
}